Which of the Following Atoms Is Diamagnetic in Its Ground-State

question 121

Multiple Choice

Which of the following atoms is diamagnetic in its ground-state

• A) Ca
• B) As
• C) Cu
• D) Fe
• E) none of these

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Definitions:

Lecithin

A fatty substance found in plant and animal tissues, used as an emulsifier in food production and as a supplement.

Sodium Stearate

A sodium salt of stearic acid, often used as a surfactant in soaps and as a thickening agent.

Calcium Ions

Positively charged calcium atoms (\(Ca^{2+}\)) that play crucial roles in biological processes, including muscle contraction, neurotransmitter release, and bone formation.

Lipid Bilayer

A fundamental structure in cell membranes composed of two layers of lipid molecules, crucial for cellular integrity and function.